def test_n_dimensional_cylindrical_to_cartesian(self):
"""
Tests :func:`colour.algebra.coordinates.transformations.\
cylindrical_to_cartesian` definition n-dimensional arrays support.
"""
a_i = np.array([6.00000000, 0.32175055, 3.16227766])
a_o = np.array([3, 1, 6])
np.testing.assert_almost_equal(
cylindrical_to_cartesian(a_i),
a_o,
decimal=7)
a_i = np.tile(a_i, (6, 1))
a_o = np.tile(a_o, (6, 1))
np.testing.assert_almost_equal(
cylindrical_to_cartesian(a_i),
a_o,
decimal=7)
a_i = np.reshape(a_i, (2, 3, 3))
a_o = np.reshape(a_o, (2, 3, 3))
np.testing.assert_almost_equal(
cylindrical_to_cartesian(a_i),
a_o,
decimal=7)
def test_cylindrical_to_cartesian(self):
"""
Test :func:`colour.algebra.coordinates.transformations.\
cylindrical_to_cartesian` definition.
"""
np.testing.assert_almost_equal(
cylindrical_to_cartesian(
np.array([0.32175055, 1.08574654, 6.78232998])),
np.array([0.15001697, 0.28463718, 6.78232998]),
decimal=7,
)
np.testing.assert_almost_equal(
cylindrical_to_cartesian(
np.array([1.68145355, 1.05578119, 18.38477631])),
np.array([0.82819662, 1.46334425, 18.38477631]),
decimal=7,
)
np.testing.assert_almost_equal(
cylindrical_to_cartesian(
np.array([-0.14626640, 1.23829030, 19.64342307])),
np.array([-0.04774323, -0.13825500, 19.64342307]),
decimal=7,
)
def test_n_dimensional_cylindrical_to_cartesian(self):
"""
Tests :func:`colour.algebra.coordinates.transformations.\
cylindrical_to_cartesian` definition n-dimensional arrays support.
"""
vector_i = np.array([6.00000000, 0.32175055, 3.16227766])
vector_o = np.array([3, 1, 6])
np.testing.assert_almost_equal(
cylindrical_to_cartesian(vector_i),
vector_o,
decimal=7)
vector_i = np.tile(vector_i, (6, 1))
vector_o = np.tile(vector_o, (6, 1))
np.testing.assert_almost_equal(
cylindrical_to_cartesian(vector_i),
vector_o,
decimal=7)
vector_i = np.reshape(vector_i, (2, 3, 3))
vector_o = np.reshape(vector_o, (2, 3, 3))
np.testing.assert_almost_equal(
cylindrical_to_cartesian(vector_i),
vector_o,
decimal=7)
def test_nan_cylindrical_to_cartesian(self):
"""
Tests :func:`colour.algebra.coordinates.transformations.\
cylindrical_to_cartesian` definition nan support.
"""
cases = [-1.0, 0.0, 1.0, -np.inf, np.inf, np.nan]
cases = set(permutations(cases * 3, r=3))
for case in cases:
a_i = np.array(case)
cylindrical_to_cartesian(a_i)
def test_nan_cylindrical_to_cartesian(self):
"""
Tests :func:`colour.algebra.coordinates.transformations.\
cylindrical_to_cartesian` definition nan support.
"""
cases = [-1.0, 0.0, 1.0, -np.inf, np.inf, np.nan]
cases = set(permutations(cases * 3, r=3))
for case in cases:
a_i = np.array(case)
cylindrical_to_cartesian(a_i)
def test_cylindrical_to_cartesian(self):
"""
Tests
:func:`colour.algebra.coordinates.transformations.cylindrical_to_cartesian` # noqa
definition.
"""
np.testing.assert_almost_equal(
cylindrical_to_cartesian((6.78232998, 1.08574654, 0.32175055)),
np.array([0.15001697, 0.28463718, 6.78232998]),
decimal=7)
np.testing.assert_almost_equal(
cylindrical_to_cartesian((18.38477631, 1.05578119, 1.68145355)),
np.array([0.82819662, 1.46334425, 18.38477631]),
decimal=7)
np.testing.assert_almost_equal(
cylindrical_to_cartesian((19.64342307, 1.2382903, -0.1462664)),
np.array([-0.04774323, -0.138255, 19.64342307]),
decimal=7)
def test_n_dimensional_cylindrical_to_cartesian(self):
"""
Test :func:`colour.algebra.coordinates.transformations.\
cylindrical_to_cartesian` definition n-dimensional arrays support.
"""
a_i = np.array([3.16227766, 0.32175055, 6.00000000])
a_o = cylindrical_to_cartesian(a_i)
a_i = np.tile(a_i, (6, 1))
a_o = np.tile(a_o, (6, 1))
np.testing.assert_almost_equal(cylindrical_to_cartesian(a_i),
a_o,
decimal=7)
a_i = np.reshape(a_i, (2, 3, 3))
a_o = np.reshape(a_o, (2, 3, 3))
np.testing.assert_almost_equal(cylindrical_to_cartesian(a_i),
a_o,
decimal=7)
